[INFO] fetching crate serde-aux 4.0.0... [INFO] checking serde-aux-4.0.0 against try#dbe54b90b471ee86a3b006973bf90c6cbb93415f for pr-102091 [INFO] extracting crate serde-aux 4.0.0 into /workspace/builds/worker-0/source [INFO] validating manifest of crates.io crate serde-aux 4.0.0 on toolchain dbe54b90b471ee86a3b006973bf90c6cbb93415f [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dbe54b90b471ee86a3b006973bf90c6cbb93415f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate serde-aux 4.0.0 [INFO] finished tweaking crates.io crate serde-aux 4.0.0 [INFO] tweaked toml for crates.io crate serde-aux 4.0.0 written to /workspace/builds/worker-0/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dbe54b90b471ee86a3b006973bf90c6cbb93415f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dbe54b90b471ee86a3b006973bf90c6cbb93415f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:06bd2dc561ac9b9120e7d8112cca06cd3b1bded0ddb8515a4f6a39439d56c944" "/opt/rustwide/cargo-home/bin/cargo" "+dbe54b90b471ee86a3b006973bf90c6cbb93415f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] dcb3ded6d32531482593dd1419edc82fab8db233b0dc34297823244505ecb4b7 [INFO] running `Command { std: "docker" "start" "-a" "dcb3ded6d32531482593dd1419edc82fab8db233b0dc34297823244505ecb4b7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "dcb3ded6d32531482593dd1419edc82fab8db233b0dc34297823244505ecb4b7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dcb3ded6d32531482593dd1419edc82fab8db233b0dc34297823244505ecb4b7", kill_on_drop: false }` [INFO] [stdout] dcb3ded6d32531482593dd1419edc82fab8db233b0dc34297823244505ecb4b7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:06bd2dc561ac9b9120e7d8112cca06cd3b1bded0ddb8515a4f6a39439d56c944" "/opt/rustwide/cargo-home/bin/cargo" "+dbe54b90b471ee86a3b006973bf90c6cbb93415f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f357c811efb938d1da8f13e700b15dc4efcb32aa06d7c0962cea197bd4a25e4b [INFO] running `Command { std: "docker" "start" "-a" "f357c811efb938d1da8f13e700b15dc4efcb32aa06d7c0962cea197bd4a25e4b", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.43 [INFO] [stderr] Compiling quote v1.0.21 [INFO] [stderr] Compiling unicode-ident v1.0.4 [INFO] [stderr] Compiling syn v1.0.100 [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling serde_derive v1.0.144 [INFO] [stderr] Compiling serde v1.0.144 [INFO] [stderr] Compiling serde_json v1.0.85 [INFO] [stderr] Compiling thiserror v1.0.35 [INFO] [stderr] Checking itoa v1.0.3 [INFO] [stderr] Checking ryu v1.0.11 [INFO] [stderr] Checking iana-time-zone v0.1.48 [INFO] [stderr] Checking percent-encoding v2.2.0 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling num-integer v0.1.45 [INFO] [stderr] error: failed to run custom build command for `num-traits v0.2.15` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/num-traits-31ee71c35db83592/build-script-build` (exit status: 101) [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Error { kind: Other("could not execute rustc") }', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/autocfg-1.1.0/src/lib.rs:128:20 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x56225adbe840 - std::backtrace_rs::backtrace::libunwind::trace::ha0d7edfdaf011033 [INFO] [stderr] at /rustc/dbe54b90b471ee86a3b006973bf90c6cbb93415f/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 1: 0x56225adbe840 - std::backtrace_rs::backtrace::trace_unsynchronized::hf63e316d6f6c5d77 [INFO] [stderr] at /rustc/dbe54b90b471ee86a3b006973bf90c6cbb93415f/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x56225adbe840 - std::sys_common::backtrace::_print_fmt::h94353a478745e1cd [INFO] [stderr] at /rustc/dbe54b90b471ee86a3b006973bf90c6cbb93415f/library/std/src/sys_common/backtrace.rs:66:5 [INFO] [stderr] 3: 0x56225adbe840 - ::fmt::h239a46784b8d03c7 [INFO] [stderr] at /rustc/dbe54b90b471ee86a3b006973bf90c6cbb93415f/library/std/src/sys_common/backtrace.rs:45:22 [INFO] [stderr] 4: 0x56225addc0de - core::fmt::write::h8c8f2a6cf3f1e080 [INFO] [stderr] at /rustc/dbe54b90b471ee86a3b006973bf90c6cbb93415f/library/core/src/fmt/mod.rs:1202:17 [INFO] [stderr] 5: 0x56225adbb935 - std::io::Write::write_fmt::h33b851e0a2f204a3 [INFO] [stderr] at /rustc/dbe54b90b471ee86a3b006973bf90c6cbb93415f/library/std/src/io/mod.rs:1679:15 [INFO] [stderr] 6: 0x56225adbfec3 - std::sys_common::backtrace::_print::heb7b969448122efb [INFO] [stderr] at /rustc/dbe54b90b471ee86a3b006973bf90c6cbb93415f/library/std/src/sys_common/backtrace.rs:48:5 [INFO] [stderr] 7: 0x56225adbfec3 - std::sys_common::backtrace::print::hc047394f1b624c64 [INFO] [stderr] at /rustc/dbe54b90b471ee86a3b006973bf90c6cbb93415f/library/std/src/sys_common/backtrace.rs:35:9 [INFO] [stderr] 8: 0x56225adbfec3 - std::panicking::default_hook::{{closure}}::h2d2c9c2af2f2d43e [INFO] [stderr] at /rustc/dbe54b90b471ee86a3b006973bf90c6cbb93415f/library/std/src/panicking.rs:267:22 [INFO] [stderr] 9: 0x56225adbfbaf - std::panicking::default_hook::h4270b5df2149cbb7 [INFO] [stderr] at /rustc/dbe54b90b471ee86a3b006973bf90c6cbb93415f/library/std/src/panicking.rs:286:9 [INFO] [stderr] 10: 0x56225adc0569 - std::panicking::rust_panic_with_hook::h94bae5e7ff66116a [INFO] [stderr] at /rustc/dbe54b90b471ee86a3b006973bf90c6cbb93415f/library/std/src/panicking.rs:669:13 [INFO] [stderr] 11: 0x56225adc0467 - std::panicking::begin_panic_handler::{{closure}}::ha3102dba9cd4ebb2 [INFO] [stderr] at /rustc/dbe54b90b471ee86a3b006973bf90c6cbb93415f/library/std/src/panicking.rs:560:13 [INFO] [stderr] 12: 0x56225adbecec - std::sys_common::backtrace::__rust_end_short_backtrace::h4a324fc86e070396 [INFO] [stderr] at /rustc/dbe54b90b471ee86a3b006973bf90c6cbb93415f/library/std/src/sys_common/backtrace.rs:138:18 [INFO] [stderr] 13: 0x56225adc0182 - rust_begin_unwind [INFO] [stderr] at /rustc/dbe54b90b471ee86a3b006973bf90c6cbb93415f/library/std/src/panicking.rs:556:5 [INFO] [stderr] 14: 0x56225ad8aa93 - core::panicking::panic_fmt::h527e4b71fe9767a8 [INFO] [stderr] at /rustc/dbe54b90b471ee86a3b006973bf90c6cbb93415f/library/core/src/panicking.rs:142:14 [INFO] [stderr] 15: 0x56225ad8ab23 - core::result::unwrap_failed::hd2efbe2749626858 [INFO] [stderr] at /rustc/dbe54b90b471ee86a3b006973bf90c6cbb93415f/library/core/src/result.rs:1785:5 [INFO] [stderr] 16: 0x56225ad8e453 - core::result::Result::unwrap::hfc092c4b8ba64dd9 [INFO] [stderr] at /rustc/dbe54b90b471ee86a3b006973bf90c6cbb93415f/library/core/src/result.rs:1107:23 [INFO] [stderr] 17: 0x56225ad8b343 - autocfg::new::h8f6e9f6e719205fe [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/autocfg-1.1.0/src/lib.rs:128:5 [INFO] [stderr] 18: 0x56225ad8ade2 - build_script_build::main::h00b52a83cf5f7241 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/num-traits-0.2.15/build.rs:6:14 [INFO] [stderr] 19: 0x56225ad8adbb - core::ops::function::FnOnce::call_once::had6b29e6e1e3c8ff [INFO] [stderr] at /rustc/dbe54b90b471ee86a3b006973bf90c6cbb93415f/library/core/src/ops/function.rs:251:5 [INFO] [stderr] 20: 0x56225ad8b19e - std::sys_common::backtrace::__rust_begin_short_backtrace::h6e8d0810551f85f4 [INFO] [stderr] at /rustc/dbe54b90b471ee86a3b006973bf90c6cbb93415f/library/std/src/sys_common/backtrace.rs:122:18 [INFO] [stderr] 21: 0x56225ad8b131 - std::rt::lang_start::{{closure}}::h4befcd9f06d458a6 [INFO] [stderr] at /rustc/dbe54b90b471ee86a3b006973bf90c6cbb93415f/library/std/src/rt.rs:166:18 [INFO] [stderr] 22: 0x56225adb8dcf - core::ops::function::impls:: for &F>::call_once::hf8d90901b1a646a4 [INFO] [stderr] at /rustc/dbe54b90b471ee86a3b006973bf90c6cbb93415f/library/core/src/ops/function.rs:286:13 [INFO] [stderr] 23: 0x56225adb8dcf - std::panicking::try::do_call::hb3be6ff0691cc80c [INFO] [stderr] at /rustc/dbe54b90b471ee86a3b006973bf90c6cbb93415f/library/std/src/panicking.rs:464:40 [INFO] [stderr] 24: 0x56225adb8dcf - std::panicking::try::h00e46f6023f74f4f [INFO] [stderr] at /rustc/dbe54b90b471ee86a3b006973bf90c6cbb93415f/library/std/src/panicking.rs:428:19 [INFO] [stderr] 25: 0x56225adb8dcf - std::panic::catch_unwind::hae6042122ad6aa5e [INFO] [stderr] at /rustc/dbe54b90b471ee86a3b006973bf90c6cbb93415f/library/std/src/panic.rs:137:14 [INFO] [stderr] 26: 0x56225adb8dcf - std::rt::lang_start_internal::{{closure}}::ha6671f3ce5a45cc6 [INFO] [stderr] at /rustc/dbe54b90b471ee86a3b006973bf90c6cbb93415f/library/std/src/rt.rs:148:48 [INFO] [stderr] 27: 0x56225adb8dcf - std::panicking::try::do_call::he3ad6c8597d0e5b2 [INFO] [stderr] at /rustc/dbe54b90b471ee86a3b006973bf90c6cbb93415f/library/std/src/panicking.rs:464:40 [INFO] [stderr] 28: 0x56225adb8dcf - std::panicking::try::h5d36ec23cc5dcb28 [INFO] [stderr] at /rustc/dbe54b90b471ee86a3b006973bf90c6cbb93415f/library/std/src/panicking.rs:428:19 [INFO] [stderr] 29: 0x56225adb8dcf - std::panic::catch_unwind::hf8dae42ce9b6e084 [INFO] [stderr] at /rustc/dbe54b90b471ee86a3b006973bf90c6cbb93415f/library/std/src/panic.rs:137:14 [INFO] [stderr] 30: 0x56225adb8dcf - std::rt::lang_start_internal::hda5b374777fad7e2 [INFO] [stderr] at /rustc/dbe54b90b471ee86a3b006973bf90c6cbb93415f/library/std/src/rt.rs:148:20 [INFO] [stderr] 31: 0x56225ad8b10a - std::rt::lang_start::hcff15f0ed1b3ea73 [INFO] [stderr] at /rustc/dbe54b90b471ee86a3b006973bf90c6cbb93415f/library/std/src/rt.rs:165:17 [INFO] [stderr] 32: 0x56225ad8b0c1 - main [INFO] [stderr] 33: 0x7f0d9caac083 - __libc_start_main [INFO] [stderr] 34: 0x56225ad8ac6e - _start [INFO] [stderr] 35: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "f357c811efb938d1da8f13e700b15dc4efcb32aa06d7c0962cea197bd4a25e4b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f357c811efb938d1da8f13e700b15dc4efcb32aa06d7c0962cea197bd4a25e4b", kill_on_drop: false }` [INFO] [stdout] f357c811efb938d1da8f13e700b15dc4efcb32aa06d7c0962cea197bd4a25e4b